Geoff Pert

Search results

• 2009

  Plasma-based X-ray laser at 21 nm for multidisciplinary applications

  Mocek, T., Rus, B., Kozlova, M., Polan, J., Homer, P., Jakubczak, K., Stupka, M., Snopek, D., Nejdl, J., Edwards, M. H., Whittaker, D. S., Tallents, G. J., Mistry, P., Pert, G. J., Booth, N., Zhai, Z., Fajardo, M., Zeitoun, P., Chalupsky, J. & Hajkova, V. & 1 others, Juha, L., Aug 2009, In: EUROPEAN PHYSICAL JOURNAL D. 54, 2, p. 439-444 6 p.

  Research output: Contribution to journal › Article › peer-review

• Scaling relations for the design of a recombination laser using tunnelling ionization

  Pert, G. J., 28 Nov 2009, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 42, 22, p. - 10 p., 225401.

  Research output: Contribution to journal › Article › peer-review
• 2007

  Development and applications of multimillijoule soft X-ray lasers

  Rus, B., Mocek, T., Kozlova, M., Polan, J., Homer, P., Stupka, M., Tallents, G. J., Edwards, M. H., Mistry, P., Whittaker, D. S., Booth, N., Zhai, Z., Pert, G. J., Dunn, J., Nelson, A. J., Foord, M. E., Shepherd, R., Rozmus, W., Baldis, H. A. & Fajardo, M. & 20 others, De Lazzari, D., Zeitoun, P., Jamelot, G., Klisnick, A., Ros, D., Cassou, K., Kazamias, S., Bercegol, H., Danson, C., Hawkes, S., Juha, L., Hajkova, V., Chalupsky, J., Feldhaus, J., Wabnitz, H., Nejdl, J., Kuba, J., Davidkova, M., Plavcova, A. & Sstisova, V., 2007, In: Journal of Modern Optics. 54, 16-17, p. 2571-2583 13 p.

  Research output: Contribution to journal › Article › peer-review

• Laser-ablation rates measured using X-ray laser transmission

  Edwards, M. H., Whittaker, D. S., Tallents, G. J., Mistry, P., Pert, G. J., Rus, B., Mocek, T., Kozlová, M., Polan, J., Praeg, A., Stupka, M. & Homer, P., 9 Nov 2007, In: Physical Review Letters. 99, 19, p. 195002-1 4 p., 195002.

  Research output: Contribution to journal › Article › peer-review

• Optimization of the non-normal incidence, transient pumped plasma X-ray laser for laser spectroscopy and plasma diagnostics at the facility for antiproton and ion research (FAIR)

  Kuehl, T., Ursescu, D., Bagnoud, V., Javorkova, D., Rosmej, O., Cassou, K., Kazamias, S., Klisnick, A., Ros, D., Nickles, P., Zielbauer, B., Dunn, J., Neumayer, P., Pert, G. & PHELIX Team, Mar 2007, In: Laser and Particle Beams. 25, 1, p. 93-97 5 p.

  Research output: Contribution to journal › Article › peer-review

• Optimizing the performance of nickel-like collisionally pumped x-ray lasers. II. Lasers for the wavelength range 50-100 angstrom

  Pert, G. J., Feb 2007, In: Physical Review A. 75, 2, p. - 15 p., 023808.

  Research output: Contribution to journal › Article › peer-review

• Optimizing the performance of nickel-like collisionally pumped x-ray lasers. III. Exploding foil lasers for the wavelength range below 50 A

  Pert, G. J., Jun 2007, In: Physical Review A. 75, 6, p. - 9 p., 063814.

  Research output: Contribution to journal › Article › peer-review

• Population inversion in plasmas generated during recombination cascades

  Pert, G. J., Nov 2007, In: Physical Review E. 76, 5, p. - 10 p., 056404.

  Research output: Contribution to journal › Article › peer-review
• 2006

  Opacity measurements of a hot iron plasma using an x-ray laser

  Whittaker, D., Booth, N., Pert, G. J., Tallents, G. J., Koslová, M., McKenna, C., Delserieys, A., Lewis, C. L. S., Notley, M., Edwards, M. H., Rus, B., Mocek, T., Neely, D. & Mistry, P., 21 Jul 2006, In: Physical Review Letters. 97, 3, 4 p., 035001.

  Research output: Contribution to journal › Article › peer-review

• Recombination and population inversion in plasmas generated by tunneling ionization

  Pert, G. J., Jun 2006, In: Physical Review E. 73, 6, p. - 14 p., 066401.

  Research output: Contribution to journal › Article › peer-review
• 2005

  Radiative rates, collision strengths and effective collision strengths for transitions in Gd XXXVII

  Aggarwal, K. M., Keenan, F. P., Kisielius, R., Norrington, P. H., King, R. E., Pert, G. J. & Rose, S. J., Apr 2005, In: Physica Scripta. 71, 4, p. 356-361 6 p.

  Research output: Contribution to journal › Article › peer-review

• 2004

  An investigation into the use of atomic datasets in simulations of the Ni-like gadolinium x-ray laser

  King, R., Pert, G. J., Aggarwal, K. M., Keenan, F. P. & Rose, S. J., 14 Jan 2004, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 37, 1, p. 225-236 12 p.

  Research output: Contribution to journal › Article › peer-review

• Experiments and Simulations of short-pulse laser-pumped extreme ultraviolet lasers

  Tallents, G. J., Abou-Ali, Y., Demir, A., Dong, Q., Edwards, M. H., Mistry, P. & Pert, G. J., 2004, In: IEEE Journal of Selected Topics in Quantum Electronics. 10, 6, p. 1373-1381 9 p.

  Research output: Contribution to journal › Article › peer-review

  File

• Influence of pump pulse structure on a transient collisionally pumped Ni-like Ag x-ray laser

  Janulewicz, K. A., Nickles, P. V., King, R. E. & Pert, G. J., Jul 2004, In: Physical Review A. 70, 1, p. - 7 p., 013804.

  Research output: Contribution to journal › Article › peer-review

• Quantitative simulations of short pulse x-ray laser experiments

  Abou-Ali, Y., Dong, Q. L., Demir, A., King, R. E., Pert, G. J. & Tallents, G. J., 28 Jul 2004, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 37, 14, p. 2855-2868 14 p.

  Research output: Contribution to journal › Article › peer-review

• Refraction limited saturated X-ray lasers

  Pert, G. J., 1 Jun 2004, In: Optics Communications. 236, 1-3, p. 173-182 10 p.

  Research output: Contribution to journal › Article › peer-review
• 2003

  Comparison of simulated and experimental time resolved emission for a Ne-like nickel x-ray laser

  Abou-Ali, Y., Demir, A., Tallents, G. J., Edwards, M., King, R. E. & Pert, G. J., 28 Oct 2003, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 36, 20, p. 4097-4106 10 p.

  Research output: Contribution to journal › Article › peer-review

• Measurement of the duration of X-ray lasing pumped by an optical laser pulse of picosecond duration

  Abou-Ali, Y., Tallents, G. J., Edwards, M., King, R. E., Pert, G. J., Pestehe, S. J., Strati, F., Keenan, R., Lewis, C. L. S., Topping, S., Guilbaud, O., Klisnick, A., Ros, D., Clarke, R., Neely, D., Notley, M. & Demir, A., 15 Jan 2003, In: Optics Communications. 215, 4-6, p. 397-406 10 p.

  Research output: Contribution to journal › Article › peer-review

• Modeling of the transient nickellike silver x-ray laser

  Kuba, J., Smith, R. F., Benredjem, D., Moller, C., Upcraft, L., King, R., Klisnick, A., Drska, L., Pert, G. J. & Gauthier, J. C., Jan 2003, In: JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS. 20, 1, p. 208-214 7 p.

  Research output: Contribution to journal › Article › peer-review

• 2002

  A review of X-ray laser development at Rutherford Appleton Laboratory

  Tallents, G. J., Edwards, M., King, R., Pert, G. J., Guilbaud, O., Clarke, R., Abou-Ali, Y., Pestehe, S. J., Strati, F., Lewis, C. L. S., Keenan, R., Topping, S., Klisnick, A., Ros, D., Notley, M. & Neely, D., Jun 2002, In: Laser and Particle Beams. 20, 2, p. 201-209 9 p.

  Research output: Contribution to journal › Article › peer-review

  File
• 2001

  Computational modelling of a Ne-like-Ar collisionally pumped OFI X-ray laser

  Upcraft, L. M. & Pert, G. J., Jul 2001, In: Journal de physique iv. 11, PR2, p. 205-208 4 p.

  Research output: Contribution to journal › Article › peer-review

• Computational modelling of short pulse X-ray laser experiments

  King, R. E. & Pert, G. J., Jul 2001, In: Journal de physique iv. 11, PR2, p. 79-82 4 p.

  Research output: Contribution to journal › Article › peer-review

• Developments in X-ray laser pumping with travelling wave at Vulcan

  Keenan, R., Lewis, C. L. S., Topping, S. J., Tallents, G. J., Strati, F., Pert, G. J., Klisnick, A., Ros, D., Kuba, J., Smith, R., Nickles, P. V., Janulewicz, K. A., Bortolotto, F., MacPhee, A. G., Clarke, R. J. & Allott, R., Jul 2001, In: Journal de physique iv. 11, PR2, p. 47-50 4 p.

  Research output: Contribution to journal › Article › peer-review

• Electron impact excitation of Gd XXXVII and radiative rates for Ni-like ions with 60 90

  Aggarwal, K. M., Norrington, P. H., Bell, K. L., Keenan, F. P., Pert, G. J. & Rose, S. J., Jul 2001, In: Journal de physique iv. 11, PR2, p. 313-316 4 p.

  Research output: Contribution to journal › Article › peer-review

• Saturated x-ray lasers at 196 and 73 angstrom pumped by a picosecond traveling-wave excitation

  King, R. E., Pert, G. J., McCabe, S. P., Simms, P. A., MacPhee, A. G., Lewis, C. L. S., Keenan, R., O'Rourke, R. M. N., Tallents, G. J., Pestehe, S. J., Strati, F., Neely, D. & Allott, R., Nov 2001, In: Physical Review A. 6405, 5, p. - 12 p., 053810.

  Research output: Contribution to journal › Article › peer-review

• Saturated x-ray lasers at 196 and 73 Å pumped by a picosecond traveling-wave excitation

  Pert, G. J., McCabe, S. P., Simms, P. A., MacPhee, A. G., O’Rourke, R. M. N., Tallents, G. J., Allott, R., King, R. E., Lewis, C. L. S., Keenan, R., Pestehe, S. J., Strati, F. & Neely, D., 12 Oct 2001, In: Physical Review A. 64, 5, p. 053810-12 pages

  Research output: Contribution to journal › Article › peer-review

• Short pulse pumped X-ray lasers

  Tallents, G. J., Strati, F., Lin, J. Y., Smith, R., Pestehe, S. J., Pert, G. J., Lewis, C. L. S., MacPhee, A. G. & Keenan, R., Jul 2001, In: Journal de physique iv. 11, PR2, p. 59-66 8 p.

  Research output: Contribution to journal › Article › peer-review

• The calculation of the electron distribution function following tunnelling ionization using a Fokker-Planck method

  Pert, G. J., 14 Mar 2001, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 34, 5, p. 881-908 28 p.

  Research output: Contribution to journal › Article › peer-review

• The transition from uni-directional to bi-directional behaviour in amplified spontaneous emission lasers

  Pert, G. J., 1 May 2001, In: Optics Communications. 191, 1-2, p. 113-123 11 p.

  Research output: Contribution to journal › Article › peer-review

• X-ray lasers pumped by ultra-short light pulses

  Pert, G. J., Jul 2001, In: Journal de physique iv. 11, PR2, p. 181-187 7 p.

  Research output: Contribution to journal › Article › peer-review

• 2000

  Computational investigation of the Ni-like Gd collisionally pumped x-ray laser

  McCabe, S. & Pert, G. J., Mar 2000, In: Physical Review A. 61, 3, p. - 9 p., 033804.

  Research output: Contribution to journal › Article › peer-review

• Modelling of short pulse X-ray laser experiments

  King, R. & Pert, G. J., Oct 2000, In: Comptes rendus de l academie des sciences serie iv physique astrophysique. 1, 8, p. 1093-1104 12 p.

  Research output: Contribution to journal › Article › peer-review

• Radiative rates for allowed transitions in Ni-like Nd, Sm, Eu, Ta, and W

  Aggarwal, K. M., Norrington, P. H., Bell, K. L., Keenan, F. P., Pert, G. J. & Rose, S. J., Mar 2000, In: Atomic data and nuclear data tables. 74, 2, p. 157-255 99 p.

  Research output: Contribution to journal › Article › peer-review

• 1999

  Approximations for the rapid evaluation of the Thomas-Fermi equation

  Pert, G. J., 28 Jan 1999, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 32, 2, p. 249-266 18 p.

  Research output: Contribution to journal › Article › peer-review

• Electron distributions generated by tunnelling ionization during gas breakdown by high intensity laser radiation

  Pert, G. J., 14 Jan 1999, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 32, 1, p. 27-52 26 p.

  Research output: Contribution to journal › Article › peer-review

• Electron impact excitation of Ni-like gadolinium

  Aggarwal, K. M., Norrington, P. H., Bell, K. L., Keenan, F. P., Pert, G. J. & Rose, S. J., 14 Nov 1999, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 32, 21, p. 5067-5082 16 p.

  Research output: Contribution to journal › Article › peer-review

• Influence of pump pulse parameters on the collisionally pumped germanium X-ray laser in the transient gain regime

  Janulewicz, K. A., Healy, S. B., Kalachnikov, M. P., Warwick, P. J., Nickles, P. V., Sandner, W. & Pert, G. J., 1 Sept 1999, In: Optics Communications. 168, 1-4, p. 183-193 11 p.

  Research output: Contribution to journal › Article › peer-review

• Numerical modelling of low-temperature laser-produced magnesium plasma

  Al-Khateeb, A., Doyle, L. A., El-Astal, A. H., Lamb, M. J., Lewis, C. L. S., Martin, G. W., Morrow, T., Pert, G. J., Riley, D., Weaver, I. & Williamson, T. P., Dec 1999, In: Applied physics A-Materials science & processing. 69, p. S479-S482 4 p.

  Research output: Contribution to journal › Article › peer-review

• Optimization of double pulse pumping for Ni-like Sm x-ray lasers

  Lin, J. Y., Tallents, G. J., Smith, R., MacPhee, A. G., Wolfrum, E., Zhang, J., Eker, G., Keenan, R., Lewis, C. L. S., Neely, D., O'Rourke, R. M. N., Pert, G. J., Pestehe, S. J. & Wark, J. S., 15 Jan 1999, In: Journal of Applied Physics. 85, 2, p. 672-675 4 p.

  Research output: Contribution to journal › Article › peer-review

  File

• Saturation behavior of two x-ray lasing transitions in Ni-like Dy

  Smith, R., Tallents, G. J., Zhang, J., Eker, G., McCabe, S., Pert, G. J. & Wolfrum, E., Jan 1999, In: Physical Review A. 59, 1, p. R47-R50 4 p.

  Research output: Contribution to journal › Article › peer-review

• Travelling wave chirped pulse amplified transient pumping for collisional excitation lasers

  Lin, J. Y., Tallents, G. J., MacPhee, A. G., Demir, A., Lewis, C. L. S., O'Rourke, R. M. N., Pert, G. J., Ros, D. & Zeitoun, P., 1 Aug 1999, In: Optics Communications. 166, 1-6, p. 211-218 8 p.

  Research output: Contribution to journal › Article › peer-review

• 1998

  Comparison of neon-like germanium inner shell and nickel-like gadolinium lasing at 62 angstrom and 66 angstrom by picosecond heating of a preformed plasma

  Simms, P. A., McCabe, S. & Pert, G. J., 15 Jul 1998, In: Optics Communications. 153, 1-3, p. 164-171 8 p.

  Research output: Contribution to journal › Article › peer-review

• Gain saturation of the Ni-like X-ray lasers

  Lin, J. Y., Tallents, G. J., Zhang, J., MacPhee, A. G., Lewis, C. L. S., Neely, D., Nilsen, J., Pert, G. J., O'Rourke, R. M. N., Smith, R. & Wolfrum, E., 15 Dec 1998, In: Optics Communications. 158, 1-6, p. 55-60 6 p.

  Research output: Contribution to journal › Article › peer-review

• Optimization of double drive pulse pumping in Ne-like Ge x-ray lasers

  Lin, J. Y., Tallents, G. J., Demir, A., Healy, S. B. & Pert, G. J., 15 Feb 1998, In: Journal of Applied Physics. 83, 4, p. 1863-1868 6 p.

  Research output: Contribution to journal › Article › peer-review

  File
• 1997

  A saturated X-ray laser beam at 7 nanometers

  Zhang, J., MacPhee, A. G., Lin, J., Wolfrum, E., Smith, R., Danson, C., Key, M. H., Lewis, C. L. S., Neely, D., Nilsen, J., Pert, G. J., Tallents, G. J. & Wark, J. S., 16 May 1997, In: Science. 276, 5315, p. 1097-1100 4 p.

  Research output: Contribution to journal › Article › peer-review

• A study to optimise the temporal drive pulse structure for efficient XUV lasing on the J=0-1, 19.6 nm line of Ge XXIII

  Warwick, P. J., Lewis, C. L. S., McCabe, S., MacPhee, A. G., Behjat, A., Kurkcuoglu, M., Tallents, G. J., Neely, D., Wolfrum, E., Healy, S. B. & Pert, G. J., 15 Dec 1997, In: Optics Communications. 144, 4-6, p. 192-197 6 p.

  Research output: Contribution to journal › Article › peer-review

• Demonstration of saturation in a Ni-like Ag x-ray laser at 14 nm

  Zhang, J., MacPhee, A. G., Nilsen, J., Lin, J., Barbee, T. W., Danson, C., Key, M. H., Lewis, C. L. S., Neely, D., ORourke, R. M. N., Pert, G. J., Smith, R., Tallents, G. J., Wark, J. S. & Wolfrum, E., 19 May 1997, In: Physical Review Letters. 78, 20, p. 3856-3859 4 p.

  Research output: Contribution to journal › Article › peer-review

• Detailed comparison of experimental and theoretical heliumlike Ti and Ca satellite line spectra emitted from a laser-produced plasma

  Demir, A., Zeitoun, P., Tallents, G. J., Fill, E., Jamelot, G., Li, Y. L., Nantel, M., Pert, G. J., Rus, B. & Schlogl, D., Feb 1997, In: Physical Review E. 55, 2, p. 1827-1835 9 p.

  Research output: Contribution to journal › Article › peer-review

• Modelling of OFI-plasma recombination X-ray lasers

  Janulewicz, K. A., Healy, S. B. & Pert, G. J., 15 Jul 1997, In: Optics Communications. 140, 1-3, p. 165-178 14 p.

  Research output: Contribution to journal › Article › peer-review

• Near-field spatial imaging of a Ni-like Ag 140-angstrom x-ray laser

  Nilsen, J., Zhang, J., MacPhee, A. G., Lin, J., Barbee, T. W., Danson, C., DaSilva, L. B., Key, M. H., Lewis, C. L. S., Neely, D., ORourke, R. M. N., Pert, G. J., Smith, R., Tallents, G. J., Wark, J. S. & Wolfrum, E., Oct 1997, In: Physical Review A. 56, 4, p. 3161-3165 5 p.

  Research output: Contribution to journal › Article › peer-review